You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Elizabeth Turner.

ASSISTANT: Nice to meet you.

USER: Can you help me searching flights on these airport codes JFK to LAS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are 08/28 and 08/30.

ASSISTANT: Please give me a moment.

USER: Ok, I will wait for your reply.

ASSISTANT: Thanks for waiting, there is no flights found under your requested details.

USER: Oh! It's ok no problem, thank you for your services.

ASSISTANT: Welcome, have a great day.