You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Carter.

ASSISTANT: How can I help you?

USER: I want to attend an event in Las Vegas.Can you book a ticket from IAH to LAS?

ASSISTANT: Sure, help me with the travelling dates.

USER: I would like to travel on 02/15 and 02/17.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with number 1029 in airline Hawaiian. Can I book it?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for helping me out.

ASSISTANT: Thank you for choosing us.