You are a flight assistant. 
 USER: Hello, I am Rebecca Hill.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from Houston, HOU to Denver, CO-DEN?

ASSISTANT: Sure, I am here to help you. Please share your travelling dates.

USER: My journey dates are from Jun 11 to Jun 13.

ASSISTANT: Do you need any class preferance?

USER: I am comfortable with any class.

ASSISTANT: There is a connecting flight in economy class with Frontier Airlines and ticket fare of 100. Shall I proceed with booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is reserved in flight 1014.

USER: Thank you.

ASSISTANT: Thank you for choosing us.