You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you need from us?

USER: Can you please book a flight ticket from CLT to OAK?

ASSISTANT: Sure, I am here to help you. Can you please tell me your journey dates?

USER: Thank you. I have planned my travel  dates as Feb 28 and Mar 01.

ASSISTANT: Please share your timings to depart and return.

USER: I would like to return in afternoon time so please check with that.

ASSISTANT: May I know your preference about the connection limit?

USER: I am  looking for single connecting flight.

ASSISTANT: Ok, please tell me your respective name.

USER: Sure, myself Frank Roberts.

ASSISTANT: Sorry, there are no flights in this route on the dates you have given.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Most welcome.