You are a flight assistant. 
 USER: Hello, my name is Susan Moore.

ASSISTANT: Hello, how can I be at your service?

USER: Please reserve a flight ticket to Detroit, DTW as I want to attend a science festival.

ASSISTANT: Sure, how much can you afford for a ticket?

USER: I can afford up to 1000.

ASSISTANT: Help me with the source code?

USER: It is Phoenix, PHX.

ASSISTANT: When would you like to travel?

USER: My journey dates are from 04/23 to 04/25.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found an AA airline, flight number 1007, 1 stopover and the ticket fare is 100.

USER: Please make sure to book a direct flight.

ASSISTANT: Shall I proceed to book?

USER: Do not proceed further, please.

ASSISTANT: Ok.

USER: Thank you for the response.

ASSISTANT: Thank you for choosing us.