You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking my flight ticket from DFW to DTW?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My planned travel dates are  June 12-14.

ASSISTANT: Please let me know if you have any class preference.

USER: No.

ASSISTANT:  Is there any other requirements for this trip to met with, so that I can find a suitable flight for your journey?

USER: I do not have any other requirements.

ASSISTANT:  To proceed further, can I have your name please?

USER: Myself, Andrew Garcia.

ASSISTANT: There is a connecting flight-1010 in economy class, is it ok for you?

USER: Ok, please go ahead.

ASSISTANT: Ok, booking is done on Spirit airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.