You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: As I am a scientist, I want to attend science festival with my students at Washington. Can you do the reservation?

ASSISTANT: Sure, can you share your trip dates?

USER: My journey dates are 08/22 and 08/24.

ASSISTANT: Kindly, mention your airport codes.

USER: My airport codes are IAH-DCA.

ASSISTANT: Do you have any connection limit?

USER: I need break in my journey.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Kevin Garcia here.

ASSISTANT: We found a connecting flight of fare 100 with airline Delta and number 1015. Can I book?

USER: Go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you.