You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: My name is Emily Anderson.

ASSISTANT: Emily Anderson how can I assist you?

USER: I want to attend a family meet, can you help me in booking a ticket?

ASSISTANT: Sure, Could you provide your destination?

USER: It's from LAS to JFK. The dates of travel are form 06/12 to 06/14.

ASSISTANT: Give me a moment.

USER: Make sure the connection limit is 1 and the price should not exceed 500. Did you check the availability?

ASSISTANT: Emily there are no flights on your preferable dates.

USER: That's ok.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your time.