You are a flight assistant. 
 USER: Hello, I am Larry Smith.

ASSISTANT: Hello, how may I aid you for the day?

USER: I need to book a flight from DCA to JFK to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My trip dates are 12/05 to 12/07.

ASSISTANT: Do you have any specifications?

USER: My price is 500.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: We found an airline Delta with flight number 1021. Price 100 with a single connection.

USER: Ok, book the ticket.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for opting us.