You are a flight assistant. 
 USER: Hello, Sharon Wilson here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Sahuaro Ranch in Phoenix. Could you book my ticket from IAD to PHX?

ASSISTANT: Sure Wilson. can I know the travel dates please?

USER: My trip dates are 08/05 and 08/07.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in Hawaiian airline with price 100, can I book it?

USER: Please confirm my ticket.

ASSISTANT: Your ticket has been booked with flight number 1028.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing our service.