You are a flight assistant. 
 USER: Hello, I am George Anderson.

ASSISTANT: Hello,. How can I render you today?

USER: I want to head from Washington to visit Field Museum of Natural History at Chicago, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT:  Please provide me your journey dates so that I can check the availability of flights.

USER: I will depart on 10/12 and I will return within two days that is on 10/14.

ASSISTANT: Can you please share me your airport codes?

USER: My boarding and landing points are Washington DC-DCA and Chicago, IL-ORD.

ASSISTANT: Wait a minute, I will check the flights availability and let you know the details.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight found in 10250 Frontier airline with a fare 200.

USER: Everything is fine, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for availing us.