You are a flight assistant. 
 USER: Hello, Ashley Turner here.

ASSISTANT: Hello. How may I help you?

USER: I want to participate in Boston marathon. Could you book my ticket from LAX to BOS? My itinerary dates 05/02 and 05/04.

ASSISTANT: On which dates you are willing to travel?

USER: I need a flight with 1 connection.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: There is no flight available for you.

USER: No problem, thank you for the information.

ASSISTANT: Most welcome.