You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I am Jennifer Robinson. Please book a flight ticket from DFW to DTW.

ASSISTANT: Sure, please provide your travelling dates?

USER: My travelling dates are 11/17 and 11/19.

ASSISTANT: Do you prefer economy or business class?

USER: No, I am ok with any class.

ASSISTANT: Do you have any other requirements?

USER: I want to depart in the afternoon.

ASSISTANT: We found a Delta airlines with fare of 100 and a stop over in between the journey. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1011.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.