You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: I am Betty Phillips. I would like to host the Chestnut Hill Ultimate Foodie event at Orlando. Can you help me in my booking?

ASSISTANT: Sure, May I know the journey codes?

USER: My source airport code is Washington, DC - DCA. My destination is Orlando, FL - MCO.

ASSISTANT: Please help me with your travel dates.

USER: I will start my journey on 04/01. I will return on 04/03.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait.

ASSISTANT: Sorry, No flights found with your chosen dates. Thank you for opting us.

USER: Ok, not an issue. Thank you for your response.