You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from OAK to PHX. Can you find a flight ticket for me?

ASSISTANT: Sure, Do you have any connection limit?

USER: Ok, my connection limit is 0.

ASSISTANT: Ok, when are you willing to travel?

USER: Ok, my itinerary dates are on  Jan 06 and return Jan 08.

ASSISTANT: Any other requirement to be met?

USER: Yes, I want to return in the afternoon time.

ASSISTANT: Ok, can you mention your name please?

USER: Ok, I am Debra Clark.

ASSISTANT: Sorry, no flights found as per your request.

USER: That's fine, no problem. Thank you for your information.

ASSISTANT: Thank you for contacting us.