You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Emily Nelson.

ASSISTANT: Emily, how can I assist you?

USER: I want to enjoy with my friends in Alcatraz Island in San Francisco. Could you help me in booking a ticket?

ASSISTANT: Sounds great. Sure, I am here to help you. Please provide your source and destination airport codes.

USER: I am staying in DFW and we want to land on SFO.

ASSISTANT: Let me check for any available flight's on this route.

USER: Ok.

ASSISTANT: Could you mention your preferred dates of travel?

USER: Our planned dates are 05/16 and 05/18.

ASSISTANT: Ok. We found a flight with Spirit airlines providing service on your route.

USER: If connection limit is 1, you can proceed.

ASSISTANT: Flight number 1005 is providing service with 1 connection.

USER: Book it.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for contacting us, have a safe and happy journey.