You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to attend a Hockey competition in LAS to ORD. Can you find a ticket for me?

ASSISTANT: Sure, in which dates are you planning to travel?

USER: Sure, my dates are 05/14 to 05/16, from ORD.

ASSISTANT: May I know your name please?

USER: Yes, I am Margaret Parker.

ASSISTANT: I found a flight for you from UA airline with fare of 100. Shall I proceed booking?

USER: Make sure that the 200 with 0 connection limit.

ASSISTANT: There is no flight with 0 connection, Parker.

USER: OK, thank you for your information.

ASSISTANT: Thank you for choosing us.