You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Amanda Jones here. can you help me to find a flight from CLT to LAX?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My travel dates are 11/29 and 12/01.

ASSISTANT: Please wait for a minute.

USER: Sure.

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

USER: That's fine, thanks for your help.

ASSISTANT: Thank you for contacting us.