You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: My name is Ronald Phillips. I am looking for a economy class flight ticket from ORD to SEA, can you please help?

ASSISTANT: Sure, I will help you out.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: I will depart on July 29th and return on July 31st.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I am fine with a connecting flight.

ASSISTANT: Let me check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: We found a Frontier airline, flight number:1018 and the price is 200.

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.