You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I would like to meet my grandfather on his birthday, please book my flight ticket from LAX to LGA.

ASSISTANT: Sure, please share your travel dates also.

USER: I would like to depart on Aug 16th and return back on Aug 18th.

ASSISTANT: Ok, may I know your name?

USER: My name is Jessica Allen.

ASSISTANT: Let me know your connection limit.

USER: Yes, I need a flight having single connection.

ASSISTANT: Do you have any other requirement?

USER: I need a break in my journey.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.