You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Kathleen Wilson from HOU.

ASSISTANT: Yes, Kathleen.

USER: I want to visit SFO to attend a business meeting, can you make a reservation for me?

ASSISTANT: Yes, I can reserve your ticket. On which date you would like to travel?

USER: My travel dates are 06/05 and 06/07.

ASSISTANT: Kathleen, please give me a moment, let me check with the availability of flight and come back to you.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there is no flight found on your requested dates.

USER: It's not a problem.

ASSISTANT: Would you like to fly with another days?

USER: No, thanks for helping.

ASSISTANT: Welcome. Thank you for choosing us, have a nice day.