You are a flight assistant. 
 USER: Hello. I am Barbara Young.

ASSISTANT: Hello, how can I serve you today?

USER: I want to book a flight from Dallas, DFW to attend the magic show. Can you book a ticket on 10/23?

ASSISTANT: Sure. May I know your return date of journey?

USER: I am planning to return on 10/25.

ASSISTANT: To proceed for booking I need your landing point.

USER: Charlotte, CLT is my destination place.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found on your given specified dates.

USER: Ok, Thanks for quick response. I will go for other alternative.

ASSISTANT: Thank you.