You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Rachel Jones.

ASSISTANT: Nice to meet you.

USER: I am planning for a round trip, could you please help me with booking a flight ticket from DTW?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: I would like to depart on Apr 1st and return on Apr 3rd.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time. My airline preference is normal coast.

ASSISTANT: AA airlines is having a flight on that route with ticket fare of 100, shall I proceed for booking?

USER: Yes, please confirm the booking.

ASSISTANT: I have successfully booked your ticket with flight-1017, have a safe journey.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.