You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you?

USER: Book a ticket from SFO to DFW, to meet my grandfather.

ASSISTANT: May I know your travel dates please?

USER: My dates are from 12/30 and 01/01.

ASSISTANT: There is a flight with single connection, can I proceed for booking in South west airlines?

USER: Sure, please proceed with my name Patrick Nelson.

ASSISTANT: Your booking is confirmed in with 1004 flight.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing our service.