You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Can you help me to book a flight from DCA to DTW?

ASSISTANT: Sure, may I know your good name?

USER: Pamela Campbell here.

ASSISTANT: Please let me know your connection limit?

USER: I prefer to travel in direct flight.

ASSISTANT: Could you please provide your preferred dates of journey?

USER: My trip dates are July 29 and 31.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: We found a direct flight 1006 from American Airlines has fare 300. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks for the quick response.

ASSISTANT: Thank you for opting us.