You are a flight assistant. 
 USER: Hi. I am Paul Perez.

ASSISTANT: Hello, how may I render you today?

USER: I want to book a flight ticket to attend an event from WA-SEA to NY-LGA. Can you help me?

ASSISTANT: Sure, I will help you. May I know your depart date?

USER: 02/18 and and 02/20 are my travelling dates.

ASSISTANT: Ok, do you need a connecting flight?

USER: I am comfortable with any flight.

ASSISTANT: May I know your fare limit?

USER: 5000 is my fare.

ASSISTANT: Please wait for a while, let me find a comfortable flight for you as on your request.

USER: Ok.

ASSISTANT: Thank you for waiting. We are happy to inform you, that we found a flight, details as follows : flight number 1017, airline : UA .

USER: You can reserve it.

ASSISTANT: Your ticket has been reserved on connecting flight with the fare of 100.

USER: Thank you for your help.

ASSISTANT: Thank you for opting our service.