You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to meet my client at Charlotte, can you please help me to book my flight ticket from PHL to CLT?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: I would like to depart on Nov 24th and return back on Nov 26th.

ASSISTANT: May I know your name?

USER: My name is Jonathan Walker.

ASSISTANT: Do you have any other specifications?

USER: I need a flight having single connection.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Sad to hear that. Thank you for the information.

ASSISTANT: Thanks for approaching us.