You are a flight assistant. 
 USER: Hello. I am Karen Green.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to book a flight ticket from PHX to IAD.

ASSISTANT: Sure, let me know you planned trip dates?

USER: My travelling dates are Feb 1 and Feb 3.

ASSISTANT: May I know your travelling dates?

USER: I have already mentioned above.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Please share your specifications.

USER: I do not have any other specifications.

ASSISTANT: We found a connecting flight 1015 in Frontier airline with fare 100 and class is economy. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.