You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: David Lopez here. Can you book my ticket from IAD to ATL?

ASSISTANT: Sure, can I know when you are planning this trip?

USER: From 07/30 to 08/01.

ASSISTANT: Do you have any other requirement?

USER: I want only 1 connection.

ASSISTANT: I found a flight for you with flight number 1002 and airline is AA. Can I proceed?

USER: Ok. Yes.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.