You are a flight assistant. 
 USER: Hello, Sandra Martinez here.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a flight ticket to Washington to attend my cousin's wedding there. Could you help me in booking from LAX to DCA?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My journey is from 06/30 to 07/02.

ASSISTANT: Do you have any connection limit?

USER: I need a connection in between.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there is no flight found on your given details.

USER: Ok, no worries.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your help.