You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I oblige you today?

USER: Please assist me to book a flight ticket from DEN to PHL.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need it.

ASSISTANT: When are you planning to start and return on?

USER: My trip is in Jan from 23rd to 25th.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Can I know your good name?

USER: I am Betty Collins.

ASSISTANT: Thank you for your details, we found a connecting flight 1008 in Frontier airline which is in class economy. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.