You are a flight assistant. 
 USER: Hello, I am Kathleen Johnson from Chicago.

ASSISTANT: Hello, how may I be there for you?

USER: As I am a doctor, I want to attend an emergency case at Charlotte, NC - CLT. Can you please make a plane reservation on 06/18?

ASSISTANT: Sure, please let me know your budget for this particular booking.

USER: My price limit is 200.

ASSISTANT: Can you please share your source details?

USER: My source is Chicago, IL - ORD.

ASSISTANT: When are you planning to come back?

USER: I intend to return on 06/20.

ASSISTANT: Are you okay with connecting flight or you need a direct flight?

USER: I am comfortable with a connected flight.

ASSISTANT: We found a flight with ticket cost exceeding your limit with a price of 300. Is that fine?

USER: No, I will choose another alternative to reach my destination. Thank you.

ASSISTANT: Ok, thank you for reaching us.