You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Raymond Allen, can you help me to book a flight from ORD to HOU?

ASSISTANT: Sure, we are here to help you. May I know your travelling dates?

USER: My trip dates are Jan 10 and 12.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 300 in economy class of Spirit airline.

USER: Proceed with booking.

ASSISTANT: Shall I proceed? Your booking has been confirmed with a flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for opting us.