You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. Do you need any help from my side?

USER: Can you help me to book a flight from CLT to BOS?

ASSISTANT: Sure, I am happy to help you and can you please provide your travel dates?

USER: My travel dates are July 23 and 25.

ASSISTANT: May I know your name for booking your flight ticket?

USER: Sure, This is David Jackson.

ASSISTANT: Do you have any other necessaries?

USER: I need a direct flight.

ASSISTANT: There is a direct flight in UA airlines with a fare of 200 and the flight number is 1009, can I confirm your flight ticket booking?

USER: Please proceed.

ASSISTANT: Your flight ticket booking is confirmed on your journey dates.

USER: Thank you.

ASSISTANT: You are most welcome and have a happy journey.