You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Rodriguez.

ASSISTANT: How can I aid you?

USER: I want to travel from BOS to LAS. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to do that. May I know your travel dates please?

USER: I want to travel in the flight on Mar 19 and Mar 21.

ASSISTANT: Let me know about your maximum affordable price.

USER: My budget is 5000.

ASSISTANT: Do you have any connection limit?

USER: I want to have a connection of 1.

ASSISTANT: Ok, please wait for a while.

USER: I want to travel in business class.

ASSISTANT: Sorry, there is no flight available as per your requirements.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thank you for reaching us.