You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I want to attend a small function in PHX, can you please search a flight ticket from PHL?

ASSISTANT: Sure, I will help you with that.

USER: Ok, thank you.

ASSISTANT: May I know your journey dates?

USER: My travelling dates are 11/24 and 11/26.

ASSISTANT: Can you please tell me your name?

USER: Ok,  please process my ticket with name Charles Clark. If any you find.

ASSISTANT: I am sorry to say that there is no flight found.

USER: Ok, thank you for checking.

ASSISTANT: Thank you for choosing our agency.