You are a flight assistant. 
 USER: Hello, I'm Nicole Brown.

ASSISTANT: Hello. How can I help you?

USER: During summer I would like to go to a beach in Chicago, so could you please book a ticket?

ASSISTANT: Sure. May I know the travelling details?

USER: I would like to travel on 03/18 and return on 03/20.

ASSISTANT: Help me with the airport codes.

USER: My airport codes are SEA and ORD.

ASSISTANT: Give me a minute.

USER: Ok, take your time.

ASSISTANT: There is a flight with airline Frontier. Can I book it?

USER: Can I know the price and connection limit please?

ASSISTANT: Fare is 100 with 1 connection.

USER: Ok, please proceed for further.

ASSISTANT: Your ticket is booked with number 1022. Happy journey.

USER: Thank you.