You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Hill.

ASSISTANT: How may I assist you?

USER: I want to book a flight ticket on 02/20 and 02/22, so can you help me with booking please?

ASSISTANT: Sure, where would you like to travel?

USER: I would like to travel from Philadelphia, PA-PHL.

ASSISTANT: Please share me your destination airport code?

USER: Sure, my destination point is NY-LGA.

ASSISTANT: We found a flight on your details with airline Southwest, flight number: 1013. Shall I book this ticket?

USER: Yes, please.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.