You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I render you today?

USER: I am Paul Rodriguez.

ASSISTANT: Ok.

USER: I want to attend a Flower festival with my friend at Washington, DC-IAD, can you please book me a ticket?

ASSISTANT: Sure, I would be happy to help you. Do you prefer any halt in between your journey?

USER: I am comfortable with any flight.

ASSISTANT: Can you please help me with source airport code?

USER: My source airport code is Philadelphia, PA-PHL.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travel dates are from 12/12 to 12/14.

ASSISTANT:  Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT:  Thanks for your precious time. We found Spirit airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Please proceed for booking.

ASSISTANT:  Your ticket has been confirmed with airline number 1025.

USER: Thank you.

ASSISTANT: Thank you for reaching us.