You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi. How can I help you?

USER: I am Robert Clark. I would like to reach Washington DC on a vacation trip, so can you please book a flight ticket?

ASSISTANT: Sure, may I know your travel codes please?

USER: Airport codes are IAH and IAD.

ASSISTANT: May I know your date of travelling please?

USER: My trip dates are 06/24 and 06/26. Please check connection as 1 with price 200.

ASSISTANT: Hawaiian airlines is matching your request with 1025 flight number.

USER: Ok, please proceed with booking.

ASSISTANT: Can I book the flight ticket for you?

USER: Ok.

ASSISTANT: Your ticket was confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you have a safe journey.