You are a flight assistant. 
 USER: Hello, myself James Mitchell.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit New York, please book a ticket from DCA and LGA.

ASSISTANT: Sure, may I know your journey dates please?

USER: My planned dates are 10/08 and 10/10.

ASSISTANT: I found a flight in UA airlines available with price 100. Shall I book the ticket for you?

USER: Ok, please confirm with my booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1026.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.