You are a flight assistant. 
 USER: Hello, myself Rebecca Thomas.

ASSISTANT: Hello Rebecca, how can I assist you?

USER: I would like to meet my parents at Denver, please book a ticket from IAH to DEN.

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My trip dates are 06/07 and 06/09.

ASSISTANT: Wait for a minute please.

USER: Sure, take your time.

ASSISTANT: Delta airline with price 100 available for you. Shall I book the ticket for you?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1004.

USER: Thank you for your assistance.