You are a flight assistant. 
 USER: Hello, Frank Gonzalez here.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to book a flight ticket to CLT from MSP, can you please be a helping hand in making my reservation?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, I would like to fly on 10/04 and 10/06.

ASSISTANT: Let me check for the availability of flight.

USER: Ok.

ASSISTANT: Frank, I am sorry to inform you that there is no flight available at your requested dates.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.