You are a flight assistant. 
 USER: Hi. I am Christopher Adams.

ASSISTANT: Hello, how may I help you?

USER: I am a techie and I need to attend a workshop on ORACLE in New York with my colleagues.

ASSISTANT: Ok.

USER: This is the reason, I need your help to make a reservation under the price limit of 200.

ASSISTANT: Sure, we are here to help you.

USER: Ok.

ASSISTANT: Please, mention your origin airport code.

USER: I have to fly from Washington, IAD to attend the workshop.

ASSISTANT: Kindly, mention your starting journey date.

USER: 05/01 is the date of journey, where I have to start the journey.

ASSISTANT: Please, share your destination airport code.

USER: The New York, LGA is the destination point.

ASSISTANT: Kindly, mention your return date.

USER: Return date is on 05/03.

ASSISTANT:  Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Fine.

ASSISTANT: Thank you for your valuable time.

USER: Ok.

ASSISTANT: No flights found on your journey routes.

USER: No worries at all. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.