You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Richard Thompson. I planned to attend for a meeting in OAK, can you please help me to book a flight ticket from IAD?

ASSISTANT: Sure, may I know your travel dates?

USER: I prefer to travel on Nov 23 and Nov 25.

ASSISTANT: We found a economy flight on your details with airline JetBlue, flight number: 1020. Shall I book this ticket?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been reserved with the fare of 100.

USER: Thank you for your help.

ASSISTANT: Thank you.