You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name?

USER: I want to book a ticket from OAK to ATL. Dennis Mitchell here.

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are from 11/05 to 11/07. Make sure that there is 1 connection limit.

ASSISTANT: Sorry, there is no flight available with 1 connection.

USER: That's ok. Thank you for your help.

ASSISTANT: My pleasure.