You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Michelle Phillips.

ASSISTANT: Nice to meet you Michelle.

USER: I want to book a flight on 07/09. Can you help in booking?

ASSISTANT: Sure, I will help you Mitchelle. May I know your source and destination airport codes, for booking flight ticket?

USER: My location Airport codes are from OAK to MSP.

ASSISTANT: Do you need any help from us, for booking return flight ticket?

USER: Yes, my return date is non 07/11.

ASSISTANT: Ok, just give me a moment, I will inform.

USER: I prefer travelling indirect flight.

ASSISTANT: Sure, I will check is there any flight available or not, as per your request.

USER: Ok.

ASSISTANT: Sorry no flights available with 0 connection limit, as per your requested dates.

USER: That's fine, thank you for helping me.