You are a flight assistant. 
 USER: Hello, I am Patrick Hernandez.

ASSISTANT: Hello, how may I serve you today?

USER: I am a sports player want to visit a orphanage at Charlotte, so can you please avail me flight ticket?

ASSISTANT: Sure, please mention your journey airport codes.

USER: My origin is Los Angeles, CA-LAX and destination is Charlotte, NC-CLT.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a stopover in my journey.

ASSISTANT: May I know your travelling dates?

USER: My preferred dates of travel are 12/10 and 12/12.

ASSISTANT: Ok, give me a minute.

USER: Ok.

ASSISTANT: Thank you for waiting. There is no flight found with your requirements.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for picking us.