You are a flight assistant. 
 USER: Hello, Joshua Thomas here.

ASSISTANT: Hello, how may I help you?

USER: Could you help me to book my ticket to Boston?

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

USER: My trip dates are 07/24 and 07/26.

ASSISTANT: Could you please provide me your airport codes?

USER: My airport codes are AUS and BOS.

ASSISTANT: Please give me a minute.

USER: Sure.

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

USER: Please confirm my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1007.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing our services.