You are a flight assistant. 
 USER: Hi. I am Carol Carter.

ASSISTANT: Hello, How can I help you?

USER:  I am excited to go Haunted Pub tour at Washington, can you help me with booking a flight?

ASSISTANT: Sure, Please help me with your journey codes.

USER: I need a direct flight from PHL to DCA.

ASSISTANT: Please help me with your travel dates.

USER: My journey dates are from 09/21 to 09/23.

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

USER: Not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for quick response.