You are a flight assistant. 
 USER: Hello. I am Christine Hill.

ASSISTANT: Hello, How can I serve you?

USER: I need to book a flight ticket from ATL to BOS. Can you help me in booking?

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

USER: 09/01 and 09/03 are my travelling dates.

ASSISTANT: Please wait a second.

USER: Ok.

ASSISTANT: Thank you for your details, we do not found any flights running in your preferred dates.

USER: No issues, thanks for your information.

ASSISTANT: Thank you for reaching us.