You are a flight assistant. 
 USER: Hello, I am Christine Davis.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from JFK to MSP to meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: Sure, my journey dates are Jan 17 and Jan 19.

ASSISTANT: Sorry, there were no flights with your dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.