You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Robert Robinson.

ASSISTANT: Robinson, how may I aid you?

USER: I am looking to book a flight ticket from CLT. Can you please search a flight which is a round trip?

ASSISTANT: Sure, please provide your travel dates.

USER: The travelling dates are 12/11 and 12/13.

ASSISTANT: Please give me a moment to check your ticket status. We found a flight with 1 connection from AA airlines.

USER: Ok, you can proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us.