You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Elizabeth Clark. Can you help me in booking a ticket from DEN to PHL, as I have planned a trip with my childhood friends?

ASSISTANT: Sure, can I know your travel dates?

USER: My travelling dates are 12/08 to 12/10. Make sure the connection is 1.

ASSISTANT: The flight 1008 of UA airlines is available on your requested dates. Shall I proceed?

USER: Please book it.

ASSISTANT: Yes, your ticket i s booked.

USER: Thank you for helping.

ASSISTANT: You are welcome.