You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Wilson.

ASSISTANT: How can I help you, Emma?

USER: I want to travel from SEA to OAK. Can you help me to book a flight ticket?

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

USER: I want to fly on 12/11 and 12/13.

ASSISTANT: Please wait for a minute.

USER: Ok, take your time.

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

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1020.

USER: Thank you.

ASSISTANT: Thank you for choosing us.