You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Thomas Harris. I planned for a vacation to BOS, can you please help me to book a flight ticket from ATL?

ASSISTANT: Yes, please I will help you with flight ticket booking. May I know your travel dates please?

USER: I prefer to travel on 11/18 and 11/20.

ASSISTANT: Thanks for your patience. I have found Delta airlines which flies with one connection. Can I book it?

USER: Ok, please confirm my booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you.