You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Reserve a flight ticket for me that is from DTW to OAK.

ASSISTANT: Sure, could you please provide your travelling dates?

USER: My travelling dates for journey are 04/07 to 04/09.

ASSISTANT: Ok, please wait a moment.

USER: I need a direct flight.

ASSISTANT: Ok, there is a flight 1009 in Hawaiian airline matching your details with price 100. Shall I proceed?

USER: Sure, you can book the flight ticket.

ASSISTANT: May I know your name?

USER: Nicole Walker.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Welcome.