You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a flight ticket from ATL to DTW?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When are you planning to start and return?

USER: I have planned my travel dates as Jan 18 and Jan 20.

ASSISTANT: Ok, please specify your name.

USER: Sure, myself Frank Davis.

ASSISTANT: Do you prefer an economy class or a business class?

USER: I am ok with both the classes.

ASSISTANT: Is there any other essentials?

USER: Yes, I am looking for single connecting flight so please make sure that.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight with a fare of 100 in 1002 JetBlue Airline, shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for visiting us.