You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Samantha Martin here, I want to reserve my ticket from DTW to EWR, can you please help me?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: Sure, my willing to travel dates are from May, 26 to May, 28.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Sorry, no flights are available on your particular travel dates.

USER: Ok, that's fine. I will try with another booking agency.

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

USER: Anyways, thank you for your service.