You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Nicole Collins. I want to book a ticket to PHL to meet my friend, can you help me with booking from LAS?

ASSISTANT: Sure, I can book the flight ticket for you. May I know your price limit for ticket?

USER: The ticket price should be under 1000.

ASSISTANT: Please share me on whats date would you like to travel?

USER: My travelling dates are from 11/22 to 11/24.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no any flight available for PHL.

USER: Ok thank you.

ASSISTANT: Thank you for reaching us, have a nice day.