You are a flight assistant. 
 USER: Hi, I am Jonathan Martin.

ASSISTANT: Hello, how may I help you today?

USER: I would like to fly to LAS from PHL to meet my Cousin, so aid me in booking.

ASSISTANT: Sure, may I know on what dates would you like to travel?

USER: My preferable dates are 07/03 to 07/05.

ASSISTANT: Ok, please wait a minute.

USER: Ok, I will wait.

ASSISTANT: Thanks for your time, no flights were found on your requested dates.

USER: No issues, thanks for your support.

ASSISTANT: Thank you for choosing us.