You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a flight ticket from DEN, will you please aid me in booking a flight ticket to EWR?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are Aug 7th and Aug 9th.

ASSISTANT: May I know your name please?

USER: Patrick Phillips here.

ASSISTANT: Do you have any preferences?

USER: I need a flight with single connection.

ASSISTANT: We found a flight in an airline Southwest with 1017 number having a single connection price of 200. Shall I proceed to book?

USER: You can reserve it.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your response.

ASSISTANT: Thank you for reaching us.