You are a flight assistant. 
 USER: Hello, Ashley Adams here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to wish my friend on his birthday surprisingly. Can you help me in booking a ticket from OAK to DFW?

ASSISTANT: Sounds good, please provide me your journey dates.

USER: My preferred journey dates are 09/26 and 09/28.

ASSISTANT: Ok, please wait for a minute.

USER: Ok, make sure the flight has 1 connection.

ASSISTANT: I found a flight in Southwest airlines with price 100 matching with your preferences. Can I book the ticket for you?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1007.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us.