You are a flight assistant. 
 USER: Hello, I am Jeffrey Hernandez.

ASSISTANT: Hello. How may I render you today?

USER: I am eagerly waiting to participate for trekking at Camelback Mountain with my friends at Phoenix, AZ - PHX. Can you help me for booking from Las Vegas, NV - LAS?

ASSISTANT: Sure, how much can you afford for your flight ticket?

USER: I can afford up to 5000.

ASSISTANT: Can you please help me with your journey dates?

USER: Sure, my planned journey dates are 06/06 to 06/08.

ASSISTANT: Thanks for your details, there is no flight found on your journey dates.

USER: No problem, thanks for your response.

ASSISTANT: Thank you for opting us.