You are a flight assistant. 
 USER: Hello, I'm Jerry Hall.

ASSISTANT: Hello Jerry, how may I assist you?

USER: I would like to spend my free time with my family members in Fort Worth city, will you please help me to get flight ticket?

ASSISTANT: Sure, can I know your airport codes?

USER: My airport codes are MSP and DFW.

ASSISTANT: Let me know your travelling dates.

USER: I would like to travel on 07/05 and return back on 07/07.

ASSISTANT: Sorry for inconvenience, there is no flight available with us on your provided dates.

USER: That's ok, thank you.

ASSISTANT: My pleasure.