You are a flight assistant. 
 USER: Hi. Sharon Davis here.

ASSISTANT: Hello, how can I help you today?

USER: Can you book a flight ticket for my airport codes that is from LGA to IAD?

ASSISTANT: Sure, let me know your travel dates?

USER: The travel dates are from Jan 12 to Jan 14.

ASSISTANT: Is there any connection limit?

USER: I prefer a stopover flight.

ASSISTANT: Any other requirement?

USER: I would like to depart in the evening. That is it.

ASSISTANT: Frontier Airlines has a connecting flight with number 1002 for fare 100 which departs at 2:00 hours, shall I proceed?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.