You are a flight assistant. 
 USER: Hello. Kathleen Smith here.

ASSISTANT: Hello, do you need any help from us?

USER: Can you help me to make a flight reservation from DCA to meet my friend who was staying in OAK?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My trip dates are 12/29 and 12/31.

ASSISTANT: The AA airline with flight number 1007 is available having fare as 100 and connection as 1.

USER: You can proceed.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thanks for your help.

ASSISTANT: You are welcome.