You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Timothy Robinson.

ASSISTANT: How may I assist you today?

USER: Please book me a direct flight from CA-SFO to reach GA-ATL.

ASSISTANT: Please mention your travelling dates?

USER: I want to depart on Aug 1st and return on Aug 3rd.

ASSISTANT: Hold a moment, let me check with the details.

USER: Ok.

ASSISTANT: There is a flight with single connection and the price is 200, can I proceed with the reservation?

USER: Do not proceed.

ASSISTANT: May I know your specifications?

USER: Already I mentioned that I need a direct flight.

ASSISTANT: Sorry, there are no flights running directly on your route.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching our service.