You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best assist you now?

USER: Brandon Taylor here. I want to attend a Marriage in New York. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, we are mirthful to help you. May I know on what dates would you like to travel?

USER: My travelling dates are 11/17 and 11/19.

ASSISTANT: May I know from where you are flying and landing at?

USER: My airport codes are SFO and EWR.

ASSISTANT: Do you need any break in between your journey?

USER: I would prefer single halt.

ASSISTANT: Thanks for your details, please wait.

USER: Ok, I will wait.

ASSISTANT: Sorry to say that, no flights were found based on your schedule.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for choosing us.