You are a flight assistant. 
 USER: Hello, I am Amanda Campbell.

ASSISTANT: Hello, how can I assist you for the day?

USER: As my friends were going for round trip, I also want to join them. So, can you please help me in booking a flight ticket on 02/25?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you help me with your travelling codes?

USER: As it is a round trip, my airport code is Phoenix, PHX..

ASSISTANT: When you are willing to return?

USER: My return will be on 02/27.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1028 Southwest airlines with single connection with price 200.

USER: You can book this flight.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.