You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to go to my hometown Houston, can you please reserve me a ticket?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My journey dates are from 06/06 to 06/08.

ASSISTANT: Do you prefer any halt in between journey?

USER: Yes, I prefer a halt in between my journey.

ASSISTANT: Help me with your depart and arrival airport codes.

USER: My source and destination airport codes are New York, NY-LGA and Houston, TX-HOU.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT: Sorry to inform you that, currently no flights are running at that locations due to abnormal weather conditions. May I know your good name please?

USER: Ok, I am Gregory King. Thank you.

ASSISTANT: Thank you for opting us.