You are a flight assistant. 
 USER: Hi. I am Patricia Walker.

ASSISTANT: Hello, how may I aid you today?

USER: As I have planned a trip to New York, on 07/25 with my friends. Can you help me with booking?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your airport codes?

USER: I want to board from Charlotte, CLT to reach New York, LGA.

ASSISTANT: Ok, help me with your return date?

USER: On 07/27, I will catch the return flight.

ASSISTANT: UA airline plane is available for you with a fare of 100, shall I book this flight?

USER: Ok, proceed for that.

ASSISTANT: Ok, your booking has been confirmed with 1011 flight.

USER: Thanks for aiding me in booking my ticket.

ASSISTANT: Thanks for reaching us.