You are a flight assistant. 
 USER: Hi. I am Carol Nelson.

ASSISTANT: Hello, how can I help you at present?

USER: I would like to take my children to Providence Children's Film Festival at Houston, IAH from IAD. Can you help me?

ASSISTANT: Sure, I am here to help you. May I know your depart date and arrival dates?

USER: My journey dates are 05/28 to 05/30.

ASSISTANT: An AA airline plane is available for you with a fare of 200, shall I proceed for booking?

USER: You can reserve it.

ASSISTANT: Ok, your booking has been confirmed with 1016 flight.

USER: Thank you for booking.

ASSISTANT: Thanks for contacting us to serve you, have a safe journey.