You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to go to Dallas to meet a friend who is not well from long time.Please help me in booking tickets.

ASSISTANT: Sure, I here to help you. Can you please let me know your journey dates that you wish to travel?

USER: I will travel on my birthday which is on 05/30 and will come back on 06/01.

ASSISTANT: May I know at what price you are looking for airfare?

USER: I can pay maximum 500.

ASSISTANT: Kindly assign me your airport codes?

USER: I am travelling from BOS to DFW.

ASSISTANT: May I know your name?

USER: It is Stephanie collins.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We found 1016 UA airline with single connection and price of 100. Shall I proceed with booking?

USER: Perfect, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you, I really appreciate your help.

ASSISTANT: Thank you for reaching us.