You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: My name is Jessica Wilson and I want to book ticket CLT to LGA.

ASSISTANT: Ok, I'll hep you in that. May I know your planned travel dates please?

USER: My travel dates are 01/27 and 01/29.

ASSISTANT: Do you have any other specifications?

USER: I prefer normal cost airlines.

ASSISTANT: Ok, please wait for a while. Sorry to inform you that there are no flights available for you on those dates.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.