You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a flight from BOS to IAD. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, we are here to help you. Kindly share your travel dates.

USER: My planned journey dates are from Feb  14 to Feb 16.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection limit.

ASSISTANT: Please share your name.

USER: Sure, myself David Carter.

ASSISTANT: There is a flight with your requirement, airline is American Airlines with price 100 and single connection.

USER: Please make sure that, I want to book my ticket in economy class.

ASSISTANT: Your booking is done and flight number is 1024 in economy class.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thanks for reaching us.