You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name please?

USER: I am Jonathan Clark.

ASSISTANT: How may I address you?

USER: My plan to visit Atlanta to watch a theater performance at Fox Theatre with my friend. Can you find a flight on 10/15?

ASSISTANT: Sure, please mention your journey points?

USER: I will travel from Houston,TX-HOU to Atlanta GA-ATL.

ASSISTANT: What is your return date?

USER: I will return on 10/17.

ASSISTANT: Sorry to inform that no flights found with your request.

USER: OK, thank you for helping me.

ASSISTANT: Thank you for choosing us.