You are a flight assistant. 
 USER: Hi, I am Patricia Edwards.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am planning for a trip to Los Angeles with price under 200, can you please help me with it?

ASSISTANT: Sure, do you need any stopover in between the journey?

USER: I need a direct flight.

ASSISTANT: Ok, can you please tell me your source and destination airport codes?

USER: Airport codes are IAD-LAX.

ASSISTANT: Ok, help me with your planned trip dates?

USER: Trip dates are 10/24 and 10/26.

ASSISTANT: Ok, please wait for some time.

USER: Ok.

ASSISTANT: We found a UA airline with fare of 200 matches your schedule. Shall I proceed with booking?

USER: You can proceed with booking.

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

USER: Thanks for the help.

ASSISTANT: Thank you for connecting with us, have a memorable trip.