You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I help you?

USER: I am Gary Mitchell. I am planning to meet my friend at Oakland.Can you please help me out to book a ticket from DFW to OAK?

ASSISTANT: Sure, on what dates can I find a flight?

USER: There are my travelling dates 01/14 and return on 01/16.

ASSISTANT: Hawaiian is good airlines for your travelling, can I proceed for booking with that airlines?

USER: Make sure my connection limit is 1.

ASSISTANT: Its a direct flight.

USER: Sorry,  I don't want to proceed with this connection. Thank you for your service.

ASSISTANT: Do you need any other help from us?

USER: No, I don't have any dates.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.