You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you now?

USER: I am Anthony Garcia. I want to book a ticket from DFW to SFO, can you help me?

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

USER: My travel dates are 10/18 and 10/20.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thank you for being waiting, there is a flight available in AA airline with connection limit 1,and ticket price is 200.Would you like this flight booking?

USER: You can book it.

ASSISTANT: Anthony Garcia your booking is confirmed with flight 1009.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us, have a safe journey.