You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Emma Gonzalez, help me in booking my flight ticket from Washington IAD to DCA?

ASSISTANT: Sure, please provide your travelling dates.

USER: My travelling dates will be Oct 15 to Oct 17.

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

USER: I need a connecting flight.

ASSISTANT: How much you can afford for this ticket?

USER: I can spend up to 1000.

ASSISTANT: Which class do you prefer to travel?

USER: I am flexible with any class.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We found a Spirit airline of flight number 1003 with a price limit of 100. Shall I proceed with single connection?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.