You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I want to reserve my ticket from DTW to PHX, can you please help me in booking?

ASSISTANT: Sure, help me with the trip dates?

USER: Sure, my planned dates of journey are from May, 19 to May, 21.

ASSISTANT: May I know your name please?

USER: Sure, my name is Rachel Nelson.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: We found a flight in an airline Delta with 1007 number having a single connection in an economy class. Shall I proceed to book?

USER: Ok, you can proceed with this ticket booking.

ASSISTANT: Your flight ticket has been booked.

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

ASSISTANT: Thank you for reaching us.