You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christopher King.

ASSISTANT: King, how can I help you today?

USER: I want to book a ticket from LAS to SFO, can you help me?

ASSISTANT: Ok, please provide me your travel dates to proceed further.

USER: My travel dates are 03/10 and 03/12.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight 1000 of Hawaiian airlines available for you with price 100.

USER: You can book it.

ASSISTANT: Ok, your ticket is booked successfully.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.