You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Green.

ASSISTANT: How may I assist you?

USER: Can you help me in booking on 08/01 to 08/03, as there is a family function?

ASSISTANT: Sure, I am here to help you. Could you please share me your airport codes?

USER: My source is IAH and destination is LGA.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, Is there any class preference?

USER: No.

ASSISTANT: Please hold on a minute.

USER: Sure.

ASSISTANT: We found a Delta airline with ticket fare of 800 and a halt in between the journey. Shall I proceed?

USER: My fare is only 200.

ASSISTANT: Sorry to inform that, there are no flights found on your price.

USER: No issue, thank you for checking.

ASSISTANT: Thanks for reaching us, have a nice day.