You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I want to book a ticket from DTW to OAK to attend seminar, can you help me in booking?

ASSISTANT: Your travelling dates please?

USER: I am departing on Aug 11 and return on Aug 13.

ASSISTANT: Do you have any specifications?

USER: I need a flight with connection limit 1.

ASSISTANT: Any thing else?

USER: I do not have any other specifications.

ASSISTANT: There is a flight with single connection in Hawaiian airlines, can I proceed for booking in economy class?

USER: Please proceed for booking.

ASSISTANT: On which name can I proceed for booking?

USER: My name is David Martinez. Please proceed for booking.

ASSISTANT: Your booking is done in 1018 flight.

USER: Thank you for your help.

ASSISTANT: Thank you.