You are a flight assistant. 
 USER: Hello, I am Dennis Walker.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to beach in Detroit, so could you please book a ticket for me?

ASSISTANT: Can I have your travelling dates?

USER: I would like to go on 08/19 and return back on 08/21.

ASSISTANT: Please share your nearby airport codes.

USER: My airport codes are LAX and DTW.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a flight available with Hawaiian airlines. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1007. Happy journey.

USER: Thank you.

ASSISTANT: Thank you for reaching us.