You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I assist you?

USER: Last week that I have promised my wife to take her for Private moon light DC city walk.So I need your help to make airline reservation. Reserve a seat on my name Jacob Williams.

ASSISTANT: Sure. May I know your travelling dates?

USER: 12/12 - 12/14 are my dates of trip.

ASSISTANT: Can you share your airport codes?

USER: I will start my journey from CLT and return from IAD. I need a stopover in between my travel.

ASSISTANT: Is there any price limit?

USER: 1000 is the budget for my ticket.

ASSISTANT: We did not find any connecting flight with your details.

USER: Ok, no issues. I will choose other alternative.

ASSISTANT: Thank you.

USER: Thank you for quick service.