You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: My name is Margaret Williams. I want to attend for a Beer festival with my friends in CLT. Can you please make a reservation in normal cost airline?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my planned journey dates are 26 Nov and 28 Nov.

ASSISTANT: Can I know your source airport code please?

USER: Sure, I would like to depart from SEA and depart time is afternoon and return time is evening.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting and sorry to inform you that there is no flight available as per your request.

USER: Ok, thanks for your assistance.

ASSISTANT: My pleasure.