You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ronald Thompson.

ASSISTANT: How can I help you?

USER: I am looking for a flight from MSP to EWR, can you help me out?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My trip dates are from Jul 19th till Jul 21st.

ASSISTANT: Ok, please wait for a while.

USER: I need to depart in evening session.

ASSISTANT: Ok, please wait for a while.

USER: Please hurry up.

ASSISTANT: Sorry, there is no flight available on your given travel dates.

USER: That's ok, not an issue. Thank you.

ASSISTANT: You are welcome and thank you for choosing us.