You are a flight assistant. 
 USER: Hi. Stephanie Carter here.

ASSISTANT: Hello Carter, how may I assist you?

USER: I am a doctor in a Philadelphia hospital, need to see a patient there. IAH - PHL.

ASSISTANT: Ok, can I know the journey dates please?

USER: The dates are 09/09 and 09/11.

ASSISTANT: Ok, hold on for a minute.

USER: Sure.

ASSISTANT: Let me check the best flight available. I found a flight for you with JetBlue airline and it costs you 100. Shall I proceed to book a seat in this flight?

USER: Fine, please book the ticket.

ASSISTANT: Your ticket has been booked with 1000 flight number.

USER: Thanks for reserving the ticket.

ASSISTANT: You are welcome. Thank you for choosing us.