You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: I am Michelle Collins. As I am a doctor I need to fly with the connecting flight to DFW to treat an emergency case, can you help me with the booking?

ASSISTANT: Sure, may I know where are you heading from?

USER: My take off is OAK.

ASSISTANT: How much can you pay for your ticket?

USER: I can pay up to 1000.

ASSISTANT: Could you please mention your travel dates?

USER: I would like to travel on 05/21 intend return on 05/23.

ASSISTANT: We found a direct flight for you. Is that fine?

USER: Ok, don't proceed for booking.

ASSISTANT: Ok.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.