You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: I am Kathleen Jones here, I want to reserve my ticket from LAS to BOS, can you please help me?

ASSISTANT: Sure, May I know the travel dates?

USER: Sure, my planned dates of journey are from Mar, 01 to Mar, 03.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait.

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

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

ASSISTANT: Thank you for opting us.