You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER:  I would like to go for a movie in Fox Theatre in Atlanta, GA - ATL, to experience special audio effects. Will you help me in booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: My journey dates are 05/12 to 05/14.

ASSISTANT: Kindly provide your source code.

USER: My boarding is Denver, CO - DEN.

ASSISTANT: Let me know your name.

USER: My name is Charles Miller.

ASSISTANT: We found a flight with number 1015 and Delta as airline.

USER: Ok, reserve my ticket.

ASSISTANT: The cost of the ticket is 100.

USER: Thank you.

ASSISTANT: Your is booked. Thanks for reaching us.

USER: Thanks for your help.