You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I have planned to go for trekking at Camelback Mountain, can you please help me with booking a flight ticket on the name Cynthia Harris?

ASSISTANT: Sure, May I know the journey codes?

USER: Yes, I want to go from SFO to PHX.

ASSISTANT: Please help me with your travel dates.

USER: My journey dates will be 02/25 and 02/27.

ASSISTANT: Please wait a moment.

USER: Ok.

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

USER: No issues, thank you for the information.

ASSISTANT: Thank you for availing us.