You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Janet Edwards here.

ASSISTANT: Janet, how may I aid you today?

USER: Due to inconvenience of my work, I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, I will help you with that, please hold on for a moment to check your reservation status.

USER: Ok, I will wait for your response.

ASSISTANT: I found your reservation, can you please share your new airport codes?

USER: My airport codes are from CLT to IAD.

ASSISTANT: Please share your travelling dates?

USER: My departure date is 01/07 and return date is 01/09. Make sure my connections limit is 0.

ASSISTANT: Sorry for the inconvenience, no flights as per your details.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.