You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Carol Thompson here.

ASSISTANT: How can I assist you today?

USER: I would like to book a ticket from PHL to DEN, can you please help me with that?

ASSISTANT: Sure, can you please share your travel dates?

USER: The travel dates are from 01/09 to 01/11.

ASSISTANT: Do you have any class preference?

USER: No, thank you.

ASSISTANT: Carol Thompson, there is a flight available with price 100 and the connection is 1 with Frontier airline. Would you like me to proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with 1014 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.