You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best serve you today?

USER: I have to take my children to Bronx Zoo, so please reserve a seat to New York.

ASSISTANT: Sure, kindly mention your source and destination airport codes?

USER: Sure. Source is Houston, HOU. Destination is New York, EWR.

ASSISTANT: Ok, on what dates you are planned your journey?

USER: The journey starts on 10/15. And I will be back on 10/17.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need to halt in between my journey.

ASSISTANT: To proceed further, may I have your name please?

USER: Sure, I am Benjamin Young.

ASSISTANT: Sorry to say that, no flights are running on your requested dates.

USER: Ok, Thanks for sharing the information.

ASSISTANT: Thank you for reaching us.