You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Dennis Smith, and I want to plan for my sister's birthday party, can you please help me?

ASSISTANT: Sure, please provide your destination and journey details?

USER: My travelling is from CO-DEN to CA-LAX. my travelling dates is from 11/02 to 11/04.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Basing on your details, I got a flight with flight number 1026.

USER: My connections limit is 1 of cost 1000.

ASSISTANT: Sorry, I got a flight with 0 connection limit.

USER: OK, please don't book it for me.

ASSISTANT: That's so sad. Thank you for contacting us.

USER: Thank you.