You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Jennifer Lee here, can you please book a ticket for me from MSP to SFO?

ASSISTANT: Please provide your travel dates.

USER: I am looking to travel on 12/27 and 12/29.

ASSISTANT: Wait a moment.

USER: Ensure for the price limit 500.

ASSISTANT: There is no flight for you according to your information.

USER: Ok, no issues, I will go by road.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.