You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Richard Young. Can you please reserve me a flight ticket from Charlotte, NC - CLT to Chicago, IL - ORD?

ASSISTANT: When you are planning to depart and arrive?

USER: My trip dates are 01/12 - 01/14.

ASSISTANT: Please provide your specifications.

USER: I can afford up to 500 only.

ASSISTANT: We found a connecting flight with an airline Frontier of flight 1026 and cost is 100.

USER: Please reserve.

ASSISTANT: Your ticket has been confirmed in an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.