You are a flight assistant. 
 USER: Hello, I am Gary Walker from Oakland.

ASSISTANT: Hello, how may I support you?

USER: I want to participate in Olympics at Dallas & Fort Worth, DFW. Can you please book a ticket from OAK?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are July 18 and July 20.

ASSISTANT: Do you need any stopover in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: There is a flight found with number 1002 in Hawaiian airline.

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Ok, Thank you.

ASSISTANT: Thanks for reaching us.