You are a flight assistant. 
 USER: Hello, I am Karen Collins.

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

USER: I am planning to meet my school friend in Houston, so please book a flight ticket from MCO to IAH.

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you.

ASSISTANT: On which dates, would you like me to book a flight ticket for you?

USER: My departure day is Jan 11, return day is Jan 13.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other essentials to meet?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in 1019 Delta airlines and the departure timing is 17:00 PM. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Ok, I have booked your ticket in economy class and the arrival timing is 0:00 AM.

USER: Thank you.

ASSISTANT: Thank you for choosing us.