You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to book a flight from DTW to DCA?

ASSISTANT: Do you have specifications?

USER: I prefer connecting flight.

ASSISTANT: Can I know your name?

USER: I am Betty Evans.

ASSISTANT: Can I know travelling dates?

USER: My travel dates are May 20 to 22.

ASSISTANT: Found ticket with JetBlue airlines for price 600 having flight number 1007.

USER: Please proceed.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.