You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I assist you?

USER: I am planning to attend music concert at DTW, can you please help me with booking a flight ticket from PHX?

ASSISTANT: Sure, to book a ticket may I know your travelling dates?

USER: I would like to take off on May 3 and return on May 5.

ASSISTANT: Do you have any other requirements?

USER: I am looking for a connecting flight.

ASSISTANT: We found a flight with an Delta airline of flight 1004 in an economy class with lay by. Shall I confirm?

USER: Yes, please proceed with the booking under the name Barbara Baker.

ASSISTANT: Your ticket has been booked.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you.

USER: You are welcome.