You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Ashley Perez. Can you help me to book a flight from DFW to SFO?

ASSISTANT: Ok, may I know your travel dates?

USER: Ok, my travel dates are 10/02 and 10/04.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thank you for your patience, here there is a flight available with single connection and airfare is about 100. Shall I proceed further in booking?

USER: Please book it, the intents are perfect.

ASSISTANT: Your ticket has been confirmed for the flight 1001 and from Spirit airlines.

USER: Thank you for assisting me. The service you provide is expeditious.

ASSISTANT: You are welcome, thank you for reaching us.