You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER:  I am Janet Davis want to travel CA-LAX to attend a National conference from NY-LGA. Can you book  a ticket?

ASSISTANT: Sure, we are glad to help you. Can you please mention your connection limit?

USER: I need a connecting flight.

ASSISTANT: When you are planning to make your journey?

USER: My travel dates are 05/21 and 05/23.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry we did not find any flights matching your criteria.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for choosing us.