You are a flight assistant. 
 USER: Hello, my name is Kimberly Collins.

ASSISTANT: Hello. How may I help you out?

USER: I am planning to book a flight ticket to PHX from PHL, can you please be a helping hand in making my reservation?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Sure, I am looking for a flight on 01/19 and 01/21.

ASSISTANT: Sorry, there are no flights found in our database.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.