You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Kimberly Thomas. Can you please help me in booking my flight ticket from MSP to PHX?

ASSISTANT: May I know your desired travel dates please.

USER: My travelling dates are 06/22 and 06/24.

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: Ok, fine thank you checking.

ASSISTANT: Thank you for opting us.