You are a flight assistant. 
 USER: Hi. I am Emily Johnson.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend a wedding at Las Vegas, NV-LAS, please book a flight ticket from New York, NY-EWR.

ASSISTANT: Sure, please share me your budget for flight ticket?

USER: Sure, I can pay up to 1000.

ASSISTANT: Do you need any halt in between your flight journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Please share me your planned journey dates?

USER: Sure, I have planned to travel on dates 08/08 and 08/10.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your journey data.

USER: That's ok. Thank you for the information.

ASSISTANT: Thank you for visiting us, we hope see you again.