You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I am Melissa Carter. I am planning to book a ticket to meet my friend at PHL. Can you please book a ticket for me?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I would like to travel on 01/18 and return back on 01/20.

ASSISTANT: Please mention your connection limit?

USER: My connection limit is 1.

ASSISTANT: May I know your source point?

USER: My source airport code is SEA.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight of airline Southwest and flight number is 1021 and fare is 100. Shall I proceed with booking?

USER: Yes, you can book it.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for you service.

ASSISTANT: Thank you for visiting us, have a nice day.