You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to Global Booking Agency.

USER: I am Eric Thompson.

ASSISTANT: Eric, how may I help you?

USER: Can you search a flight from DFW on 05/16?

ASSISTANT: Sure, I can search it for you.

USER: I am planning to meet my friends at IAH.

ASSISTANT: Where would you like to land on? Ok, do you want a return ticket too?

USER: Yes, I need it. My return date will be on 05/18.

ASSISTANT: Ok, let me check with the availability, Eric.

USER: Ok.

ASSISTANT: I am happy to inform you that UA airline is available on your requested dates with the flight number 1027 and it costs you only 100.

USER: Please proceed.

ASSISTANT: Eric, your reservation is done.

USER: Thank you for your help.

ASSISTANT: Have a safe journey. You are most welcome. Thank you for contacting us.