You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello, may I know how best I can help you today?

USER: Can you please help me with booking from OAK to LAX?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: My travelling dates are Dec 04 and Dec 06.

ASSISTANT:  Do you require any stopovers in your journey?

USER: I need a connecting flight.

ASSISTANT: Would you let us know if you have any other preferences?

USER: I want to return in the afternoon.

ASSISTANT: Please share your name.

USER: My name is Samuel Scott.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.