You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide service to you?

USER: On the Martin Luther King, Jr. Day, I want to visit the Orlando, MCO for attending an event. Would you assist me in booking a ticket with the name of Karen White?

ASSISTANT: Sure, could you please provide your depart and arrival dates?

USER: Arrival dates are from 01/16 to 01/18.

ASSISTANT: From where would you like to board?

USER: Origin airport is Chicago, ORD.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. With price limit of 1000.

ASSISTANT: Ok, please wait for a while I will get back to you.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your preferable dates.

USER: No problem. Thank you for your information.

ASSISTANT: Thank you for availing us.