cant send confirmation to reboot ont zte

$expect_script = <<<EOD
#!/usr/bin/expect -f
exp_internal 1
log_user 1  ;# Enable logging of user interaction
set timeout 20

# Start Telnet session
spawn telnet $telnet_host

# Handle initial banners or messages
expect {
    "User Access Verification" { exp_continue }
    "Username:" { send "$telnet_usernamer" }
}

# Expect password prompt and send password
expect "Password:"
send "$telnet_passwordr"

# Expect the command prompt after successful login
expect "#"

# Send each command from the array except 'reboot'
foreach command [split "$command_interface" "n"] {
    if { [string match "*reboot*" "$command"] } {
        # If the command is 'reboot', handle it separately
        send "$commandr"
        expect {
            "Confirm to reboot.*" {
                send "yesr"
                expect "#"
            }
            timeout { puts "Timed out waiting for reboot confirmation prompt."; exit 2 }
        }
    } else {
        # For all other commands
        send "$commandr"
        expect {
            "#" { 
                set output $expect_out(buffer)
            }
            timeout {
                puts "Timed out waiting for command prompt."
                exit 1
            }
        }
    }
}

# Send exit command to close the Telnet session
send "exitr"

# Wait for session to end
expect eof

# Output the entire buffer captured
puts "$output"
EOD;

$commands = [
        "config t",
        "pon-onu",
        "pon-onu-mng gpon-onu_1/14/8:45",
        "reboot"
           ];

this shoud be running like this ,sampling from terminal

OL01-NGN-SMG-ERLGOD#config t
%Info 20272: Enter configuration commands, one per line. End with CTRL/Z.
OL01-NGN-SMG-ERLGOD(config)#pon-onu-mng gpon-onu_1/14/8:45
OL01-NGN-SMG-ERLGOD(gpon-onu-mng 1/14/8:45)#reboot
Confirm to reboot? [yes/no]:yes

but somehow the confrimation yes can not be put and resulted

Username: 
ossapp01
Password: 
OL01-NGN-SMG-ERLGOD#config t
%Info 20272: Enter configuration commands, one per line. End with CTRL/Z.
OL01-NGN-SMG-ERLGOD(config)#pon-onu
%Error 20203: Incomplete command.
OL01-NGN-SMG-ERLGOD(config)#pon-onu-mng gpon-onu_1/14/8:45
OL01-NGN-SMG-ERLGOD(gpon-onu-mng 1/14/8:45)#reboot
Confirm to reboot? [yes/no]:Timed out waiting for reboot confirmation prompt.

help me modify the expect script to achieve this, thankyou in advance