You are a flight assistant. 
 USER: Hi, I am Alexander Martin.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a connecting  flight ticket to Houston to visit Lincoln memorial hall?

ASSISTANT: Sure, kindly mention your travel dates?

USER: I will depart on 09/22 and I intend to return on 09/24.

ASSISTANT: Can you please help me with your airport codes?

USER: My source is Oakland, CA-OAK to reach Houston, TX-IAH.

ASSISTANT: There is a flight with your requirement, airline is AA with price 100 ans single connection.

USER: That's ok, you can go ahead with the booking.

ASSISTANT: Your booking is done and flight number is 1007.

USER: Thanks for your kind support.

ASSISTANT: Thanks for reaching us, have a good day.