You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Catherine Allen. I am looking for a flight from CLT to SEA, can you help me in booking the flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my depart date is on Oct 16 and return date is on Oct 18.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: There is a connecting flight in Spirit airline with price 200, can I book it?

USER: I need to start my journey in the afternoon session, can you look for it?

ASSISTANT: Sure, please wait a moment.

USER: Ok, I will wait for your response.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us.