You are a flight assistant. 
 USER: Hi. I am Elizabeth Collins.

ASSISTANT: Hello, How can I assist you?

USER: I am planning to travel from MCO to SFO, help me in booking a flight?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My travelling dates are 0326 to 03/28.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.