You are a flight assistant. 
 USER: Hi. I am Kathleen Phillips.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel to OAK with my step mom to attend for a function, can you help me with booking a ticket from IAD?

ASSISTANT: Sure, I am here to help you. May I know on which dates you have planned to travel?

USER: My travelling dates are from 06/04 to 06/06.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you, we found a flight with number 1020 and airline Spirit at a price of 100 with 1 connection.

USER: You can proceed with this.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us, have a nice day.