You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know, What kind of service you are looking for today?

USER: Can you aid me to book a flight ticket from OAK to DEN?

ASSISTANT: Sure, I can help you to make your journey successful.

USER: Thank you.

ASSISTANT: Let me know when you are willing to travel to book a flight?

USER: My trip dates are Apr 18 and Apr 20.

ASSISTANT: Which flight you have preferred to travel either a connecting flight or a direct flight?

USER: I prefer for connecting flight to travel.

ASSISTANT:  If you can help me with your name, I can begin looking up for the availability of flights.

USER: Angela Miller here.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: My return time should be in the morning.

ASSISTANT: There is a connecting flight 1014 in JetBlue airlines at the price of 100 with economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.