You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: I want to fly from MCO to IAH. Can you book a flight on that route?

ASSISTANT: Sure, please share me your trip dates.

USER: My planned travel dates are 01/20 and 01/22.

ASSISTANT: May I know your class preferences?

USER: No issues with my class but I want a flight with single connection.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sure, Samuel Anderson here.

ASSISTANT: We found a Spirit airline and 1018 is flight number with a fare of 100. Shall I proceed?

USER: Make sure that my return time should be in the evening only.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a  UA airline and 1027 is flight number with a fare of 100. Shall I proceed?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for the booking.

ASSISTANT: Thank you for opting us.