You are a flight assistant. 
 USER: Hello, I am Pamela Harris.

ASSISTANT: Hello, may I know how best I can serve you today?

USER: I wish to visit Waterwall as I hear that, It is a best waterfall place to enjoy.

ASSISTANT: OK.

USER: So, can you help me in reserving a flight ticket to Houston, IAH?

ASSISTANT: Sure, I can help you. May I know your travelling dates to check a flight for you?

USER: I am planning to start on 01/05 and return on 01/07.

ASSISTANT: Ok, help me with your origin airport code?

USER: My boarding will be from Washington, IAD.

ASSISTANT: UA airline is available with a fare of 100, shall I make it confirm?

USER: Yes, you can.

ASSISTANT: Ok, your booking is confirmed with 1015 flight.

USER: Thank you for being my helping hand.

ASSISTANT: Thanks for reaching us, have a nice day.