You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you now?

USER: I am planning to visit the White house in Washington, DCA. Can you avail me to book a flight ticket?

ASSISTANT:  Sure, please share me from which city would you like to fly to Washington?

USER: I want to fly from Chicago, ORD.

ASSISTANT: Please mention when you planned to travel?

USER: I have planned to travel in the month of July on 11 and 13.

ASSISTANT: Do you want direct flight or connecting flight for this journey?

USER: I am ok with both the connections.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any other requirement?

USER: I prefer to travel in big brand airlines.

ASSISTANT: May I know you good name?

USER: Sure, Gary Rodriguez here.

ASSISTANT: Thank you for the details, I found a connecting flight 1012 of airline Hawaiian, fare is 100 and class is economy. Shall I proceed with booking?

USER: Please make it confirm.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your quick response.

ASSISTANT: Thank you for visiting us, have a nice journey.