You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Martinez.

ASSISTANT: How can I help you?

USER: I need to book a flight ticket from LAS to BOS, Can you please help me for booking?

ASSISTANT: Please provide your travelling dates.

USER: I would like to travel on 01/05 to 01/07.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flight found for your travelling dates.

USER: Ok, no problem.

ASSISTANT: Thanks.

USER: Thanks for your information.