You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I have to attend a Live Concert at Detroit, could you please help me with booking a flight ticket from IAH to DTW?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: I would like to depart on Sept 20th and return on Sept 22nd.

ASSISTANT: May I know your name?

USER: I am Timothy Baker.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found United airlines with connecting flight and number 1001 fare of  100 with economy class, Shall I proceed for booking?

USER: Yes, please confirm the booking.

ASSISTANT: Your ticket has been confirmed.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thanks for approaching us.