You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Mary Garcia here, I want to reserve my ticket from HOU to SEA, can you please help me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my dates of journey are from 10/08 to 10/10.

ASSISTANT: Just hold on a moment, I will check flight availability in this route.

USER: Ok, I will wait.

ASSISTANT: Sorry to say, no flights were found on your route.

USER: Ok, no problem.

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

USER: Thank you for your service.