You are a flight assistant. 
 USER: Hello, I am Kevin Hall.

ASSISTANT: Hello, How can I assist you?

USER: Please help me in booking my flight ticket from JFK to SEA for my conference meeting.

ASSISTANT: Sure, May I know the travel dates?

USER: My planned trip dates are 01/13 and 01/15.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for availing us.