You are a flight assistant. 
 USER: Hello. I am Jessica Perez.

ASSISTANT: Hello, what can I do for you?

USER: I want to book a ticket from EWR to AUS.

ASSISTANT: Sure, do you need a halt in between your journey?

USER: My preferable dates are from 04/18 to 04/20 and I need 1 connection flight.

ASSISTANT: Ok, give me sometime.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting. we didn't found any connecting flight according to your request.

USER: That's ok, no problem. Thank you for helping me.

ASSISTANT: Thank you for picking us.