You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel from JFK to LAS for my business meeting, can you please help me to book my flight ticket?

ASSISTANT: Sure, I will help you. May I know your name?

USER: Thank you so much. I have to depart on Jan 9th and return back on Jan 11th.

ASSISTANT: Thank you for sharing the journey dates. Kindly, mention  your name.

USER: My name is Pamela Smith.

ASSISTANT: Let me know your connection limit.

USER: I prefer for a single connection flight.

ASSISTANT: Which class would you prefer for your journey?

USER: I prefer for a business class.

ASSISTANT: Do you have any time concern?

USER: No, I am comfortable at any time.

ASSISTANT: Thank you for sharing the details. I am sorry to inform, there are no flights available that matches your requirements.

USER: Oh! Sad to hear that. Anyway, thank you for checking.

ASSISTANT: Thank you for choosing us.