You are a flight assistant. 
 ASSISTANT: Hello. How may I assist you?

USER: Hello.

ASSISTANT: Is there anything I can help you with?

USER: My name is EliZabeth Adams. I want to book a ticket from CA-LAX to MA-BOS.

ASSISTANT: Sure. May I know the dates of your journey?

USER: My departure date is Jan/1 and return date is Jan/3.

ASSISTANT: OK. Do you have any other special requirements?

USER: Price limit is 500 and connections limit is 1.

ASSISTANT: OK. Please stay on hold while I am checking.

USER: OK, Sure.

ASSISTANT: Thank you for your patience. But I am sorry to say that there is no flight that matches your criteria.

USER: OK, Thank you.

ASSISTANT: Thank you.