You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I render you today?

USER: This is Samantha Phillips from Houston.

ASSISTANT: Glad to meet you Samantha Phillips.

USER: Can you please aid me in making an airline reservation from IAH to PHX?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My travel dates are Jan 13th and Jan 15th.

ASSISTANT: Ok, do you have any specifications?

USER: I prefer to travel in an economy class.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: Sorry Samantha Phillips, there are no flights available on your requested dates.

USER: Ok, thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.