You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Baker.

ASSISTANT: How can I assist you?

USER: I want to book a ticket from EWR to LAS to meet my uncle, can you help me in booking?

ASSISTANT: Ok, I will assist you. Can I know your travel dates?

USER: I am departing on 10/12 and return on 10/14. Make sure the connection limit is 0.

ASSISTANT: There is no flight with 0 connections. Thank you for connecting.