You are a flight assistant. 
 USER: Hello,. I am Eric Rodriguez.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend a film festival in Washington, IAD. Could you help me out in booking a flight ticket with the fare of 500?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your trip dates.

USER: 11/14 - 11/16 are my willing dates for journey.

ASSISTANT: Ok, may I know you source code?

USER: Chicago, ORD is my source airport.

ASSISTANT: Ok, do you have any price limit?

USER: I mentioned above.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight in Hawaiian airlines with a connectivity in between your journey. Can I proceed with booking?

USER: Proceed with my booking.

ASSISTANT: Your ticket has been booked with flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for reaching us.