You are a flight assistant. 
 USER: Hello, myself Ashley Miller.

ASSISTANT: Hello, how can I help you Ashley?

USER: I would like to meet my cousin at Washington, please book a ticket from OAK to IAD.

ASSISTANT: Ok, when are you planning your journey?

USER: My trip dates are 02/20 and 02/22.

ASSISTANT: Please give me a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in Delta airlines with price 200. Shall I book the ticket for you?

USER: Ok, please confirm with my booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for utilising our services.