You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Katherine Hall.

ASSISTANT: How can I help you?

USER: Please book me a ticket from IAD to MCO to meet my family.

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

USER: I have planned to travel on 08/19 and 08/21.

ASSISTANT: Do you have any other specifications?

USER: I need a halt.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: UA airlines is providing you the connecting flight in economy class with a price of 100, shall I proceed?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been reserved with flight-1015.

USER: Thank you.

ASSISTANT: Thank you for contacting us.